./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f97ed213173bc84e00af4e856bb920ccfd15e1d4 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f97ed213173bc84e00af4e856bb920ccfd15e1d4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:31:22,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:22,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:22,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:22,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:22,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:22,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:22,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:22,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:22,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:22,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:22,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:22,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:22,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:22,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:22,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:22,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:22,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:22,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:22,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:22,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:22,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:23,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:23,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:23,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:23,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:23,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:23,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:23,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:23,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:23,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:23,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:23,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:23,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:23,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:23,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:23,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:23,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:23,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:23,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:23,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:23,024 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:31:23,073 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:23,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:23,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:23,078 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:23,078 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:23,079 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:23,079 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:31:23,079 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:23,085 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:23,086 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:31:23,087 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:31:23,087 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:23,087 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:31:23,088 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:31:23,088 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:31:23,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:23,089 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:31:23,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:31:23,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:31:23,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:23,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:23,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:23,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:23,091 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:23,091 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:31:23,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:23,091 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:23,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:23,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:23,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:23,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:23,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:23,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:23,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:23,095 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:31:23,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:31:23,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:23,096 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:23,096 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:23,097 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f97ed213173bc84e00af4e856bb920ccfd15e1d4 [2021-10-11 02:31:23,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:23,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:23,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:23,408 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:23,409 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:23,410 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c [2021-10-11 02:31:23,473 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/data/0a1135511/5424a8dfb3bb4e8aa3f892c3960e3d4f/FLAG8b56f44a3 [2021-10-11 02:31:23,963 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:23,964 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c [2021-10-11 02:31:23,990 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/data/0a1135511/5424a8dfb3bb4e8aa3f892c3960e3d4f/FLAG8b56f44a3 [2021-10-11 02:31:24,289 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/data/0a1135511/5424a8dfb3bb4e8aa3f892c3960e3d4f [2021-10-11 02:31:24,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:24,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:24,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:24,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:24,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:24,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:24" (1/1) ... [2021-10-11 02:31:24,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@407dadc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:24, skipping insertion in model container [2021-10-11 02:31:24,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:24" (1/1) ... [2021-10-11 02:31:24,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:24,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:24,660 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c[14037,14050] [2021-10-11 02:31:24,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:24,711 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:31:24,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10e23969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:24, skipping insertion in model container [2021-10-11 02:31:24,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:24,713 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:31:24,716 INFO L168 Benchmark]: Toolchain (without parser) took 421.70 ms. Allocated memory is still 115.3 MB. Free memory was 85.0 MB in the beginning and 87.7 MB in the end (delta: -2.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:24,717 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 115.3 MB. Free memory was 69.0 MB in the beginning and 68.9 MB in the end (delta: 50.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:24,719 INFO L168 Benchmark]: CACSL2BoogieTranslator took 419.25 ms. Allocated memory is still 115.3 MB. Free memory was 84.7 MB in the beginning and 87.7 MB in the end (delta: -3.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:24,721 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 115.3 MB. Free memory was 69.0 MB in the beginning and 68.9 MB in the end (delta: 50.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 419.25 ms. Allocated memory is still 115.3 MB. Free memory was 84.7 MB in the beginning and 87.7 MB in the end (delta: -3.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 303]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:31:26,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:27,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:27,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:27,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:27,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:27,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:27,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:27,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:27,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:27,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:27,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:27,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:27,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:27,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:27,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:27,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:27,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:27,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:27,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:27,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:27,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:27,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:27,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:27,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:27,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:27,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:27,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:27,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:27,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:27,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:27,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:27,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:27,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:27,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:27,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:27,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:27,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:27,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:27,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:27,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:27,096 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:31:27,148 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:27,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:27,150 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:27,151 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:27,151 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:27,151 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:27,151 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:27,152 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:27,152 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:27,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:27,154 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:31:27,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:31:27,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:27,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:27,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:27,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:27,156 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:27,156 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:31:27,156 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:31:27,157 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:31:27,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:27,157 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:27,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:27,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:27,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:31:27,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:27,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:27,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:27,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:27,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:27,159 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:31:27,160 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:31:27,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:27,160 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:27,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:27,161 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f97ed213173bc84e00af4e856bb920ccfd15e1d4 [2021-10-11 02:31:27,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:27,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:27,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:27,602 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:27,603 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:27,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c [2021-10-11 02:31:27,670 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/data/eb3956fb0/f870bcb816ee42d1bbce26922e053ae4/FLAGb035724e8 [2021-10-11 02:31:28,239 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:28,239 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c [2021-10-11 02:31:28,255 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/data/eb3956fb0/f870bcb816ee42d1bbce26922e053ae4/FLAGb035724e8 [2021-10-11 02:31:28,556 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/data/eb3956fb0/f870bcb816ee42d1bbce26922e053ae4 [2021-10-11 02:31:28,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:28,562 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:28,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:28,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:28,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:28,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:28" (1/1) ... [2021-10-11 02:31:28,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344e8e11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:28, skipping insertion in model container [2021-10-11 02:31:28,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:28" (1/1) ... [2021-10-11 02:31:28,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:28,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:28,995 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c[14037,14050] [2021-10-11 02:31:29,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:29,103 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:31:29,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:29,225 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c[14037,14050] [2021-10-11 02:31:29,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:29,246 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:31:29,303 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c[14037,14050] [2021-10-11 02:31:29,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:29,375 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:31:29,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:29 WrapperNode [2021-10-11 02:31:29,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:29,380 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:31:29,380 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:31:29,380 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:31:29,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:29" (1/1) ... [2021-10-11 02:31:29,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:29" (1/1) ... [2021-10-11 02:31:29,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:31:29,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:31:29,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:31:29,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:31:29,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:29" (1/1) ... [2021-10-11 02:31:29,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:29" (1/1) ... [2021-10-11 02:31:29,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:29" (1/1) ... [2021-10-11 02:31:29,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:29" (1/1) ... [2021-10-11 02:31:29,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:29" (1/1) ... [2021-10-11 02:31:29,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:29" (1/1) ... [2021-10-11 02:31:29,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:29" (1/1) ... [2021-10-11 02:31:29,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:31:29,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:31:29,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:31:29,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:31:29,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:29" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:31:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:31:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:31:29,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:31:32,108 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:31:32,108 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-10-11 02:31:32,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:31:32 BoogieIcfgContainer [2021-10-11 02:31:32,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:31:32,112 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:31:32,112 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:31:32,115 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:31:32,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:31:28" (1/3) ... [2021-10-11 02:31:32,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2564e0c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:31:32, skipping insertion in model container [2021-10-11 02:31:32,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:29" (2/3) ... [2021-10-11 02:31:32,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2564e0c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:31:32, skipping insertion in model container [2021-10-11 02:31:32,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:31:32" (3/3) ... [2021-10-11 02:31:32,118 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product20.cil.c [2021-10-11 02:31:32,132 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:31:32,136 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:31:32,147 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:31:32,171 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:31:32,172 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:31:32,172 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:31:32,172 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:31:32,172 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:31:32,172 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:31:32,172 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:31:32,173 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:31:32,187 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2021-10-11 02:31:32,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:31:32,193 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:32,194 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:32,194 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:32,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:32,200 INFO L82 PathProgramCache]: Analyzing trace with hash -760561614, now seen corresponding path program 1 times [2021-10-11 02:31:32,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:32,213 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [284289114] [2021-10-11 02:31:32,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:32,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:31:32,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:32,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:32,500 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:32,501 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [284289114] [2021-10-11 02:31:32,501 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:32,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:31:32,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075665462] [2021-10-11 02:31:32,507 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:31:32,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:32,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:31:32,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:31:32,525 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2021-10-11 02:31:32,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:32,561 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2021-10-11 02:31:32,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:31:32,562 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:31:32,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:32,579 INFO L225 Difference]: With dead ends: 148 [2021-10-11 02:31:32,580 INFO L226 Difference]: Without dead ends: 73 [2021-10-11 02:31:32,583 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:31:32,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-11 02:31:32,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-11 02:31:32,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2021-10-11 02:31:32,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2021-10-11 02:31:32,627 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2021-10-11 02:31:32,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:32,627 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2021-10-11 02:31:32,628 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:31:32,628 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2021-10-11 02:31:32,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:31:32,629 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:32,629 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:32,849 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:31:32,850 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:32,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:32,851 INFO L82 PathProgramCache]: Analyzing trace with hash -1807318511, now seen corresponding path program 1 times [2021-10-11 02:31:32,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:32,855 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [96413685] [2021-10-11 02:31:32,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:33,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:33,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:33,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:33,144 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:33,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [96413685] [2021-10-11 02:31:33,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:33,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:31:33,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265014142] [2021-10-11 02:31:33,146 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:33,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:33,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:33,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:33,149 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2021-10-11 02:31:33,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:33,176 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2021-10-11 02:31:33,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:33,181 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:31:33,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:33,182 INFO L225 Difference]: With dead ends: 73 [2021-10-11 02:31:33,182 INFO L226 Difference]: Without dead ends: 35 [2021-10-11 02:31:33,183 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:33,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-11 02:31:33,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-11 02:31:33,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2021-10-11 02:31:33,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2021-10-11 02:31:33,190 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2021-10-11 02:31:33,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:33,190 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2021-10-11 02:31:33,190 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:33,190 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-10-11 02:31:33,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:31:33,191 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:33,192 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:33,392 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:31:33,393 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:33,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:33,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2021-10-11 02:31:33,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:33,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [480042118] [2021-10-11 02:31:33,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:33,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:33,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:33,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:33,636 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:33,636 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [480042118] [2021-10-11 02:31:33,637 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:33,637 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:31:33,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920131801] [2021-10-11 02:31:33,638 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:33,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:33,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:33,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:33,639 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2021-10-11 02:31:33,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:33,694 INFO L93 Difference]: Finished difference Result 93 states and 135 transitions. [2021-10-11 02:31:33,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:33,697 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:31:33,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:33,698 INFO L225 Difference]: With dead ends: 93 [2021-10-11 02:31:33,699 INFO L226 Difference]: Without dead ends: 64 [2021-10-11 02:31:33,700 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:33,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-10-11 02:31:33,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2021-10-11 02:31:33,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2021-10-11 02:31:33,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 87 transitions. [2021-10-11 02:31:33,724 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 87 transitions. Word has length 22 [2021-10-11 02:31:33,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:33,724 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 87 transitions. [2021-10-11 02:31:33,725 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:33,725 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2021-10-11 02:31:33,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:31:33,726 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:33,726 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:33,951 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:31:33,952 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:33,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:33,952 INFO L82 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2021-10-11 02:31:33,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:33,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1440652173] [2021-10-11 02:31:33,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:34,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:31:34,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:34,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:34,234 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:34,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1440652173] [2021-10-11 02:31:34,234 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:34,234 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:31:34,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462948244] [2021-10-11 02:31:34,235 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:31:34,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:34,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:31:34,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:31:34,236 INFO L87 Difference]: Start difference. First operand 60 states and 87 transitions. Second operand 5 states. [2021-10-11 02:31:34,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:34,401 INFO L93 Difference]: Finished difference Result 229 states and 347 transitions. [2021-10-11 02:31:34,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:31:34,402 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:31:34,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:34,411 INFO L225 Difference]: With dead ends: 229 [2021-10-11 02:31:34,412 INFO L226 Difference]: Without dead ends: 175 [2021-10-11 02:31:34,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:31:34,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-10-11 02:31:34,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 108. [2021-10-11 02:31:34,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2021-10-11 02:31:34,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 155 transitions. [2021-10-11 02:31:34,462 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 155 transitions. Word has length 23 [2021-10-11 02:31:34,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:34,464 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 155 transitions. [2021-10-11 02:31:34,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:31:34,464 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 155 transitions. [2021-10-11 02:31:34,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:31:34,468 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:34,468 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:34,684 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:31:34,684 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:34,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:34,685 INFO L82 PathProgramCache]: Analyzing trace with hash 255216756, now seen corresponding path program 1 times [2021-10-11 02:31:34,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:34,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [688099328] [2021-10-11 02:31:34,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:34,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:31:34,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:34,941 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:34,942 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [688099328] [2021-10-11 02:31:34,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:34,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:31:34,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992992119] [2021-10-11 02:31:34,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:31:34,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:34,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:31:34,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:31:34,944 INFO L87 Difference]: Start difference. First operand 108 states and 155 transitions. Second operand 6 states. [2021-10-11 02:31:36,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:36,750 INFO L93 Difference]: Finished difference Result 314 states and 468 transitions. [2021-10-11 02:31:36,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:31:36,754 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2021-10-11 02:31:36,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:36,756 INFO L225 Difference]: With dead ends: 314 [2021-10-11 02:31:36,756 INFO L226 Difference]: Without dead ends: 260 [2021-10-11 02:31:36,757 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:31:36,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-10-11 02:31:36,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 204. [2021-10-11 02:31:36,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2021-10-11 02:31:36,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 295 transitions. [2021-10-11 02:31:36,799 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 295 transitions. Word has length 24 [2021-10-11 02:31:36,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:36,799 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 295 transitions. [2021-10-11 02:31:36,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:31:36,799 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 295 transitions. [2021-10-11 02:31:36,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:31:36,801 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:36,801 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:37,011 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:31:37,011 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:37,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:37,014 INFO L82 PathProgramCache]: Analyzing trace with hash -746802105, now seen corresponding path program 1 times [2021-10-11 02:31:37,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:37,016 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [591604760] [2021-10-11 02:31:37,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:37,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:37,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:37,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:37,232 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:37,233 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [591604760] [2021-10-11 02:31:37,233 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:37,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:31:37,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78903313] [2021-10-11 02:31:37,233 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:37,234 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:37,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:37,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:37,235 INFO L87 Difference]: Start difference. First operand 204 states and 295 transitions. Second operand 3 states. [2021-10-11 02:31:38,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:38,813 INFO L93 Difference]: Finished difference Result 542 states and 791 transitions. [2021-10-11 02:31:38,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:38,814 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:31:38,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:38,816 INFO L225 Difference]: With dead ends: 542 [2021-10-11 02:31:38,817 INFO L226 Difference]: Without dead ends: 344 [2021-10-11 02:31:38,818 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:38,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2021-10-11 02:31:38,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 340. [2021-10-11 02:31:38,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2021-10-11 02:31:38,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 483 transitions. [2021-10-11 02:31:38,874 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 483 transitions. Word has length 24 [2021-10-11 02:31:38,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:38,875 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 483 transitions. [2021-10-11 02:31:38,875 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:38,875 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 483 transitions. [2021-10-11 02:31:38,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:31:38,877 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:38,877 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:39,092 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:31:39,092 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:39,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:39,093 INFO L82 PathProgramCache]: Analyzing trace with hash -2101366400, now seen corresponding path program 1 times [2021-10-11 02:31:39,093 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:39,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [268926503] [2021-10-11 02:31:39,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:31:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:39,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:39,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:39,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:39,333 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:39,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [268926503] [2021-10-11 02:31:39,334 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:39,334 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:31:39,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642000254] [2021-10-11 02:31:39,335 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:39,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:39,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:39,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:39,346 INFO L87 Difference]: Start difference. First operand 340 states and 483 transitions. Second operand 3 states. [2021-10-11 02:31:39,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:39,367 INFO L93 Difference]: Finished difference Result 412 states and 587 transitions. [2021-10-11 02:31:39,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:39,367 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:31:39,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:39,368 INFO L225 Difference]: With dead ends: 412 [2021-10-11 02:31:39,368 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:31:39,378 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:39,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:31:39,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:31:39,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:31:39,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:31:39,379 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-11 02:31:39,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:39,381 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:31:39,381 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:39,381 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:31:39,381 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:31:39,598 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:31:39,600 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:31:40,198 INFO L258 CegarLoopResult]: At program point L828(lines 813 831) the Hoare annotation is: false [2021-10-11 02:31:40,199 INFO L258 CegarLoopResult]: At program point L828-1(lines 813 831) the Hoare annotation is: false [2021-10-11 02:31:40,199 INFO L258 CegarLoopResult]: At program point L828-2(lines 813 831) the Hoare annotation is: false [2021-10-11 02:31:40,199 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-10-11 02:31:40,199 INFO L262 CegarLoopResult]: For program point L663(lines 663 669) no Hoare annotation was computed. [2021-10-11 02:31:40,199 INFO L262 CegarLoopResult]: For program point L663-2(lines 663 669) no Hoare annotation was computed. [2021-10-11 02:31:40,199 INFO L262 CegarLoopResult]: For program point L663-4(lines 663 669) no Hoare annotation was computed. [2021-10-11 02:31:40,199 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:31:40,200 INFO L262 CegarLoopResult]: For program point L896(lines 896 911) no Hoare annotation was computed. [2021-10-11 02:31:40,200 INFO L265 CegarLoopResult]: At program point L270(lines 251 273) the Hoare annotation is: true [2021-10-11 02:31:40,200 INFO L258 CegarLoopResult]: At program point L237(lines 233 239) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:40,200 INFO L258 CegarLoopResult]: At program point L171(lines 166 174) the Hoare annotation is: false [2021-10-11 02:31:40,200 INFO L258 CegarLoopResult]: At program point L171-1(lines 166 174) the Hoare annotation is: false [2021-10-11 02:31:40,200 INFO L262 CegarLoopResult]: For program point L105(lines 105 109) no Hoare annotation was computed. [2021-10-11 02:31:40,200 INFO L258 CegarLoopResult]: At program point L171-2(lines 166 174) the Hoare annotation is: false [2021-10-11 02:31:40,200 INFO L258 CegarLoopResult]: At program point L188-2(lines 188 202) the Hoare annotation is: false [2021-10-11 02:31:40,200 INFO L262 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2021-10-11 02:31:40,201 INFO L258 CegarLoopResult]: At program point L916(lines 865 917) the Hoare annotation is: false [2021-10-11 02:31:40,201 INFO L262 CegarLoopResult]: For program point L867(lines 866 915) no Hoare annotation was computed. [2021-10-11 02:31:40,201 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:31:40,201 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:40,201 INFO L262 CegarLoopResult]: For program point L868(lines 868 872) no Hoare annotation was computed. [2021-10-11 02:31:40,201 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-10-11 02:31:40,201 INFO L262 CegarLoopResult]: For program point L720(lines 720 737) no Hoare annotation was computed. [2021-10-11 02:31:40,201 INFO L262 CegarLoopResult]: For program point L720-1(lines 720 737) no Hoare annotation was computed. [2021-10-11 02:31:40,202 INFO L262 CegarLoopResult]: For program point L720-2(lines 720 737) no Hoare annotation was computed. [2021-10-11 02:31:40,202 INFO L262 CegarLoopResult]: For program point L836(lines 836 842) no Hoare annotation was computed. [2021-10-11 02:31:40,202 INFO L258 CegarLoopResult]: At program point L836-1(lines 836 842) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:31:40,202 INFO L262 CegarLoopResult]: For program point L192(lines 192 196) no Hoare annotation was computed. [2021-10-11 02:31:40,202 INFO L262 CegarLoopResult]: For program point L192-1(lines 688 694) no Hoare annotation was computed. [2021-10-11 02:31:40,202 INFO L262 CegarLoopResult]: For program point L93(lines 93 97) no Hoare annotation was computed. [2021-10-11 02:31:40,202 INFO L262 CegarLoopResult]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2021-10-11 02:31:40,202 INFO L262 CegarLoopResult]: For program point L93-6(lines 93 97) no Hoare annotation was computed. [2021-10-11 02:31:40,202 INFO L262 CegarLoopResult]: For program point L886(lines 886 892) no Hoare annotation was computed. [2021-10-11 02:31:40,203 INFO L258 CegarLoopResult]: At program point L886-1(lines 886 892) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:31:40,203 INFO L258 CegarLoopResult]: At program point L688(lines 687 706) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:31:40,203 INFO L262 CegarLoopResult]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2021-10-11 02:31:40,203 INFO L258 CegarLoopResult]: At program point L688-2(lines 687 706) the Hoare annotation is: false [2021-10-11 02:31:40,203 INFO L258 CegarLoopResult]: At program point L688-3(lines 687 706) the Hoare annotation is: false [2021-10-11 02:31:40,203 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:31:40,203 INFO L262 CegarLoopResult]: For program point L904(lines 904 910) no Hoare annotation was computed. [2021-10-11 02:31:40,203 INFO L258 CegarLoopResult]: At program point L904-1(lines 688 694) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:31:40,204 INFO L262 CegarLoopResult]: For program point L822(lines 822 826) no Hoare annotation was computed. [2021-10-11 02:31:40,204 INFO L262 CegarLoopResult]: For program point L822-2(lines 822 826) no Hoare annotation was computed. [2021-10-11 02:31:40,204 INFO L262 CegarLoopResult]: For program point L822-3(lines 822 826) no Hoare annotation was computed. [2021-10-11 02:31:40,204 INFO L262 CegarLoopResult]: For program point L822-5(lines 822 826) no Hoare annotation was computed. [2021-10-11 02:31:40,204 INFO L262 CegarLoopResult]: For program point L822-6(lines 822 826) no Hoare annotation was computed. [2021-10-11 02:31:40,204 INFO L262 CegarLoopResult]: For program point L822-8(lines 822 826) no Hoare annotation was computed. [2021-10-11 02:31:40,204 INFO L262 CegarLoopResult]: For program point L261(lines 261 268) no Hoare annotation was computed. [2021-10-11 02:31:40,204 INFO L258 CegarLoopResult]: At program point L773(lines 768 776) the Hoare annotation is: false [2021-10-11 02:31:40,204 INFO L258 CegarLoopResult]: At program point L773-1(lines 768 776) the Hoare annotation is: false [2021-10-11 02:31:40,204 INFO L265 CegarLoopResult]: At program point L261-1(lines 261 268) the Hoare annotation is: true [2021-10-11 02:31:40,204 INFO L258 CegarLoopResult]: At program point L773-2(lines 768 776) the Hoare annotation is: false [2021-10-11 02:31:40,205 INFO L258 CegarLoopResult]: At program point L162(lines 157 165) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:31:40,205 INFO L258 CegarLoopResult]: At program point L162-1(lines 157 165) the Hoare annotation is: false [2021-10-11 02:31:40,205 INFO L258 CegarLoopResult]: At program point L162-2(lines 157 165) the Hoare annotation is: false [2021-10-11 02:31:40,205 INFO L262 CegarLoopResult]: For program point L724(lines 724 732) no Hoare annotation was computed. [2021-10-11 02:31:40,205 INFO L262 CegarLoopResult]: For program point L724-1(lines 724 732) no Hoare annotation was computed. [2021-10-11 02:31:40,205 INFO L262 CegarLoopResult]: For program point L724-2(lines 724 732) no Hoare annotation was computed. [2021-10-11 02:31:40,205 INFO L262 CegarLoopResult]: For program point L659(lines 659 672) no Hoare annotation was computed. [2021-10-11 02:31:40,206 INFO L258 CegarLoopResult]: At program point L659-1(lines 1 923) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 (_ bv4294967294 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:31:40,206 INFO L262 CegarLoopResult]: For program point L659-2(lines 659 672) no Hoare annotation was computed. [2021-10-11 02:31:40,206 INFO L258 CegarLoopResult]: At program point L659-3(lines 1 923) the Hoare annotation is: false [2021-10-11 02:31:40,207 INFO L262 CegarLoopResult]: For program point L659-4(lines 659 672) no Hoare annotation was computed. [2021-10-11 02:31:40,207 INFO L258 CegarLoopResult]: At program point L659-5(lines 1 923) the Hoare annotation is: false [2021-10-11 02:31:40,207 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:31:40,207 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-10-11 02:31:40,207 INFO L262 CegarLoopResult]: For program point L876(lines 876 882) no Hoare annotation was computed. [2021-10-11 02:31:40,208 INFO L258 CegarLoopResult]: At program point L876-1(lines 876 882) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:31:40,208 INFO L262 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2021-10-11 02:31:40,208 INFO L262 CegarLoopResult]: For program point L645-1(line 645) no Hoare annotation was computed. [2021-10-11 02:31:40,208 INFO L258 CegarLoopResult]: At program point L67(lines 1 923) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:40,208 INFO L262 CegarLoopResult]: For program point L645-2(line 645) no Hoare annotation was computed. [2021-10-11 02:31:40,208 INFO L258 CegarLoopResult]: At program point L695(lines 695 701) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:31:40,209 INFO L258 CegarLoopResult]: At program point L695-1(lines 695 701) the Hoare annotation is: false [2021-10-11 02:31:40,209 INFO L262 CegarLoopResult]: For program point L117(lines 117 121) no Hoare annotation was computed. [2021-10-11 02:31:40,209 INFO L258 CegarLoopResult]: At program point L695-2(lines 695 701) the Hoare annotation is: false [2021-10-11 02:31:40,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:31:40 BoogieIcfgContainer [2021-10-11 02:31:40,232 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:31:40,232 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:31:40,233 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:31:40,233 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:31:40,233 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:31:32" (3/4) ... [2021-10-11 02:31:40,237 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:31:40,252 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:31:40,253 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:31:40,254 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:31:40,255 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:31:40,255 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:31:40,256 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:31:40,257 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:31:40,282 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(tmp, 4294967294bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) [2021-10-11 02:31:40,283 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) [2021-10-11 02:31:40,283 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) [2021-10-11 02:31:40,285 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) [2021-10-11 02:31:40,321 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451f0abc-4cf0-4064-aa8c-e420a1fae5db/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:31:40,322 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:31:40,323 INFO L168 Benchmark]: Toolchain (without parser) took 11760.42 ms. Allocated memory was 60.8 MB in the beginning and 96.5 MB in the end (delta: 35.7 MB). Free memory was 38.7 MB in the beginning and 35.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 39.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:40,324 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 60.8 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:40,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 812.19 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 38.5 MB in the beginning and 48.9 MB in the end (delta: -10.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:40,324 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.89 ms. Allocated memory is still 79.7 MB. Free memory was 48.9 MB in the beginning and 45.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:40,325 INFO L168 Benchmark]: Boogie Preprocessor took 50.91 ms. Allocated memory is still 79.7 MB. Free memory was 45.9 MB in the beginning and 43.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:40,325 INFO L168 Benchmark]: RCFGBuilder took 2587.01 ms. Allocated memory is still 79.7 MB. Free memory was 43.6 MB in the beginning and 55.8 MB in the end (delta: -12.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:40,326 INFO L168 Benchmark]: TraceAbstraction took 8120.34 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 55.3 MB in the beginning and 42.0 MB in the end (delta: 13.3 MB). Peak memory consumption was 48.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:40,326 INFO L168 Benchmark]: Witness Printer took 89.41 ms. Allocated memory is still 96.5 MB. Free memory was 42.0 MB in the beginning and 35.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:40,328 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 60.8 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 812.19 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 38.5 MB in the beginning and 48.9 MB in the end (delta: -10.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.89 ms. Allocated memory is still 79.7 MB. Free memory was 48.9 MB in the beginning and 45.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.91 ms. Allocated memory is still 79.7 MB. Free memory was 45.9 MB in the beginning and 43.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2587.01 ms. Allocated memory is still 79.7 MB. Free memory was 43.6 MB in the beginning and 55.8 MB in the end (delta: -12.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8120.34 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 55.3 MB in the beginning and 42.0 MB in the end (delta: 13.3 MB). Peak memory consumption was 48.1 MB. Max. memory is 16.1 GB. * Witness Printer took 89.41 ms. Allocated memory is still 96.5 MB. Free memory was 42.0 MB in the beginning and 35.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 645]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 645]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 645]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(tmp, 4294967294bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.4s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 490 SDtfs, 432 SDslu, 486 SDs, 0 SdLazy, 112 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=340occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 131 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 64 NumberOfFragments, 336 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1073 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7332 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1379 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...